320017920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{41669}}^1$

素因数の和:41695

約数の個数: 80

約数和(自身を含む): 1023081840

約数和(自身を除く): 703063920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 41669, 83338, 125007, 166676, 208345, 250014, 333352, 416690, 500028, 625035, 666704, 833380, 1000056, 1250070, 1333408, 1666760, 2000112, 2500140, 2666816, 3333520, 4000224, 5000280, 5333632, 6667040, 8000448, 10000560, 10667264, 13334080, 16000896, 20001120, 21334528, 26668160, 32001792, 40002240, 53336320, 64003584, 80004480, 106672640, 160008960, 320017920]

約数ペア:

[(1, 320017920), (2, 160008960), (3, 106672640), (4, 80004480), (5, 64003584), (6, 53336320), (8, 40002240), (10, 32001792), (12, 26668160), (15, 21334528), (16, 20001120), (20, 16000896), (24, 13334080), (30, 10667264), (32, 10000560), (40, 8000448), (48, 6667040), (60, 5333632), (64, 5000280), (80, 4000224), (96, 3333520), (120, 2666816), (128, 2500140), (160, 2000112), (192, 1666760), (240, 1333408), (256, 1250070), (320, 1000056), (384, 833380), (480, 666704), (512, 625035), (640, 500028), (768, 416690), (960, 333352), (1280, 250014), (1536, 208345), (1920, 166676), (2560, 125007), (3840, 83338), (7680, 41669)]